| BACHUS | S | oil dealer | boards Central hotel | Millerstown | |
| BACKUS | C D | salesman | Main | Petrolia | |
| BACKUS | D C | hardware & oil well supplies, stoves, tinware, &c. | Main | Petrolia | |
| BADGER | Robert | Portersville | |||
| BADGERS | J L | butcher | Main | Fairview | |
| BADGERS | Sylvester | butcher | Main | Fairview | |
| BAER | A | dry goods | Slippery Rock | Millerstown | |
| BAER | S M | liquor dealer | Main | Millerstown | boards Central hotel |
| BAETZHOLD | Theo | shoemaker | Main | Karns City | |
| BAHNY | Joseph | clothier | Railroad and Main | Petrolia | |
| BAILER | Peter | shoemaker | boards European hotel | Millerstown | |
| BAILEY | C A | clerk | boards Argyle | Petrolia | |
| BAILEY | D W | manager F L Masson | boards Argyle | Petrolia | |
| BAILEY | Moses | Portersville | |||
| BAIRD | J R | drug clerk | near Jamison | Petrolia | |
| BAKER | Albert | tinner | boards Main | Karns City | |
| BAKER | Burt | miner | Main | Centreville | |
| BAKER | Christ. | Main | Zelienople | ||
| BAKER | David | tinner | Jamison | Petrolia | |
| BAKER | J | hardware and oil well supplies | Main | Millerstown | |
| BAKER | L | shoemaker | Main | Karns City | |
| BAKER | Philip | Main | Zelienople | ||
| BALDAUF | F P | shoemaker | Main res. Cor. Franklin & Locust | Butler | |
| BALDAUF | Frank | shoemaker | corner Franklin and Locust | Butler | |
| BALDAUF | P | blacksmith | boards corner Wayne and McKean | Butler | |
| BALDWIN | G W | pumper | boards Apollo house | Karns City | |
| BALDWIN | John A | clerk | boards Ferguson house | Petrolia | |
| BALL | John | laborer | south Main | Butler | |
| BALMER | -------- | widow | Springdale | Butler | |
| BALPH | H D | clerk | East Wayne | Butler | |
| BALPH | John | wagon maker | Centre Ave, Springdale | Butler | |
| BALPH | William | wagon maker | Wayne | Butler | |
| BALSIGER | John | dry goods, groceries, &C. | Butler | Buena Vista | |
| BANK CONCORD SAVINGS | Sunbury | ||||
| BANKS | Francis | plasterer | Washington | Butler | |
| BANKS | William | boiler maker | boards White house | Petrolia | |
| BANKSON | A | teamster | Water | Millerstown | |
| BARBOUR | John B | of Prentice, Barbour & Co | res Pittsburgh | Millerstown | |
| BARCLAY | S S | of J West & Co | boards Main | Millerstown | |
| BARD | A J | merchant | Main | Centreville | |
| BARD | Austin | merchant | Main | Centreville | |
| BARD | Clarence | Centreville | |||
| BARD | Clarence | dentist | Main | Fairview | |
| BARD | J E | of Bard & Sons | Main | Centreville | |
| BARD | John L | merchant | Main | Centreville | |
| BARD | R M | moulder | Main | Centreville | |
| BARD | William B | tailor | Main | Centreville | |
| BARKEY | Henry | livery stable | Evansburg | ||
| BARKLEY | William | west Cunningham | Butler | ||
| BARKON | E L | oil operator | boards Central hotel | Millerstown | |
| BARLOW | J S | Fish and Oyster Market | Slippery Rock | Millerstown | |
| BARNES | -------- | widow | Harrisville | ||
| BARNES | Robert | Harrisville | |||
| BARNFIELD | A H | hostler | Wayne | Butler | |
| BARNHART | D F | wagon maker | Main | Millerstown | |
| BARNHART | Joseph | hostler | Main | Millerstown | |
| BARNHART | W F | Main | Greece City | ||
| BARNHART | W H | shoemaker | Main | Millerstown | |
| BARR | J F | Harrisville | |||
| BARRON | Robert | county commissioner | Worth tp. Boards Jack's hotel | Butler | |
| BARRY | A W | attorney | Race | Butler | |
| BARRY | A W | attorney | Main | Millerstown | |
| BARRY | John | driller | boards O'Brien house | Millerstown | |
| BARTHOLD | C | corner Main and Argyle | Petrolia | ||
| BARTLEY | John | farmer | north McKean | Butler | |
| BARTON | A | hostler | Railroad | Karns City | |
| BARTON | Edward | oil operator | boards Adams house | Fairview | |
| BAST | Jesse | blacksmith | Main | Harmony | |
| BAST | John | blacksmith | Main | Harmony | |
| BASTIAN | George | merchant | Main | Zelienople | |
| BASTIAN | William | merchant | Main | Zelienople | |
| BASTLER | Joseph | cabinet maker | Main | Centreville | |
| BASTON | George | Portersville | |||
| BATEMAN | F E | proprietor Bateman's Hotel | Railroad | Karns City | |
| BATEMAN'S HOTEL | BATEMAN, F E | proprietor | Railroad | Karns City | |
| BAUER | Benjamin | carpenter | west Jefferson | Butler | |
| BAUER | Fred | Saxonburg | |||
| BAUER | H | of H BAUER & BRO | west Jefferson | Butler | |
| BAUER | Philip | of H BAUER & BRO | west Jefferson | Butler | |
| BAUER H & BRO | planing mill and lumber yard | west Jefferson | Butler | ||
| BAUM | George | baker | boards Main | Petrolia | |
| BAUSMAN | J H | telegraph operator | boards William Walcott's | Petrolia | |
| BAXTER | Alexander | moulder | North | Butler | |
| BEAM | Abraham | New Castle | Prospect | ||
| BEAM | E T | oil gauger | boards Central house | Petrolia | |
| BEAM | George | farmer | Mercer | Harmony | |
| BEAM | Samuel | farmer | Mercer | Harmony | |
| BEAM | Samuel | of BEAM & WISE | boards Central hotel | Butler | |
| BEAM & WISE | livery, feed and exchange stables | e. Cunningham | Butler | ||
| BEASLEY | Charles | boards Boulger house | Petrolia | ||
| BEASLEY | Oliver | second cook | Central hotel | Millerstown | |
| BEATTY | Cavin | Monitor house | Petrolia | ||
| BEATTY | Harry | brakeman | boards Exchange | Butler | |
| BEATTY | J F | physician | Main | Fairview | |
| BEATTY | John | hostler | Railroad | Karns City | |
| BEATTY | Jos W | bar tender | Monitor house | Petrolia | |
| BEATTY | L L | sucker rod shop | southeast Millerstown | Millerstown | |
| BEATTY | MRS M M | proprietress Monitor House | Jamison and Railroad | Petrolia | |
| BEATTY | Samuel | storekeeper U P Co | boards Monitor house | Petrolia | |
| BEATTY | Samuel S | Main | Greece City | ||
| BEAVERS | Joseph | ||||
| BEBEE | C D | boards Main | Millerstown | ||
| BECKER | Adam | machinist | boards Bateman's hotel | Karns City | |
| BEESON | A C | superintendent U P Lines | office Main | Petrolia | |
| BEIGHEY | Henry | Main | Harmony | ||
| BEIGHLEY | Isaac | carpenter | Franklin | Prospect | |
| BEIGHLEY | L | ||||
| BEIHL HENRY & CO | stoves and tin ware | north Main | Butler | ||
| BELL | A R | clerk | Apollo house | Karns City | |
| BELL | Perry A | drug clerk | boards cor. Main & Kittanning | Millerstown | |
| BELL | S D | of Bell & Peck and H C Sanderson & Co | res. Corner Main & Kittanning | Millerstown | |
| BELL & PECK | physicians | Main | Millerstown | ||
| BELLES | Reuben | Harrisville | |||
| BELLIS | Henry | Main | Harmony | ||
| BEMUS | Geo H | attorney | Main | Petrolia | residence Argyle |
| BENDER | Robert | veterinary surgeon | Washington | Fairview | |
| BENEDICT | M C | attorney | Main | Petrolia | |
| BENEDICT | Mrs | millinery | Main | Petrolia | |
| BENNETT | A G | physician | Main | Centreville | |
| BENTEL | Eckert | merchant | Main | Zelienople | |
| BENTEL | Thomas | Main | Zelienople | ||
| BENTON | -------- | carpenter | near south Main | Butler | |
| BENTON | J G | superintendent C C Line | boards Central hotel | Millerstown | |
| BENTON | J G | superintendent C C Co | boards Forest house | Petrolia | |
| BERG | H J, Jr | book-keeper | east Butler | Butler | |
| BERG | John, Jr | of John BERG & Co | residence east Butler | Butler | |
| BERG | M | book-keeper | east Butler | Butler | |
| BERG & CYPHER | hardware, iron & nails | main | Butler | ||
| BERG JOHN & CO | bankers | Main, near Cunningham | Butler | ||
| BERGHER | Conrad | tailor | boards Main | Millerstown | |
| BERRY | David | shoemaker | boards at Schreiber house | Butler | |
| BESTER | Thomas | Main | Greece City | ||
| BEUCHLER | John | Main | Zelienople | ||
| BEUCHLEY | Anthony | cabinet maker | boards Washington | Butler | |
| BICKEL | Henry | of BICKEL & SON | west Cunningham | Butler | |
| BICKEL | John | of BICKEL & RUFF | north Main | Butler | |
| BICKEL | Philip | of BICKEL & SON | west Cunningham | Butler | |
| BICKEL | Philip, Jr | shoemaker | north McKean | Butler | |
| BICKEL & RUFF | boots, shoes, leather and findings | Main | Butler | ||
| BICKEL & SON | livery | west Cunningham | Butler | ||
| BICKFORD | J D | agent | boards Jamison | Petrolia | |
| BIEHL | Conrad | tinner | Millerstown road | Butler | |
| BIEHL | Henry | of Henry BIEHL & Co. | Millerstown road | Butler | |
| BIEHL | William | tinner | Millerstown road | Butler | |
| BIGLEY | Samuel | driller | boards European hotel | Millerstown | |
| BINGHAM | John J | of Bingham & Sons | Main | Centreville | |
| BINGHAM | Samuel | Harrisville | |||
| BINGHAM | Sylvester | Harrisville | |||
| BINGHAM | Thomas | Main | Centreville | ||
| BINGHAM | William | Harrisville | |||
| BINGHAM | William S | of Bingham & Sons | Main | Centreville | |
| BINGHAM & Sons | foundry | Main | Centreville | ||
| BIRCHARD | H C | physician | Main | Fairview | |
| BIRD | John | oil operator | boards Forest house | Petrolia | |
| BISHOP | Louis | bakery and confectionery | Main | Butler | |
| BISHOP | S B | of S B BISHOP & Co | Main | Fairview | |
| BISHOP S B & Co | druggists | Main | Fairview | ||
| BLACK | -------- | widow | Main | Fairview | |
| BLACK | A T | of Geo A & A T BLACK | southeast Butler | Butler | |
| BLACK | George A | of Geo A & A T BLACK | Springdale | Butler | |
| BLACK | H C | Harrisville | |||
| BLACK | Henry | farmer | Main | Fairview | |
| BLACK | James | boiler maker | Main | Millerstown | |
| BLACK | John | surveyor | east Butler | Butler | |
| BLACK | John, Esq | Harrisville | |||
| BLACK | Richard | Harrisville | |||
| BLACK | Robert | Harrisville | |||
| BLACK | Robert, Jr | Harrisville | |||
| BLACK | W D | pumber [sic] | boards Railroad | Karns City | |
| BLACK | W P | clerk | boards Monitor house | Petrolia | |
| BLACK | William | Harrisville | |||
| BLACK GEORGE A & AT | attorneys | s Main | Butler | ||
| BLACKMORE | W L | oil operator | boards Grand Central | Karns City | |
| BLAKELEY | J H | engineer United Pipe Lines | residence Mill | Millerstown | |
| BLAKELEY | Miss M | tailoress | boards Slippery Rock | Millerstown | |
| BLANCHARD | G W | agent for M Bronson | boards Slippery Rock | Millerstown | |
| BLENNIE | Nicholas | Main | Zelienople | ||
| BLOOM | Casper | blacksmith | Clay | Zelienople | |
| BLOOM | Henry | Portersville | |||
| BLOXHEM | Philip | miner | boards north Main | Butler | |
| BLUESTINE | simon | clerk | boards Jamison | Petrolia | |
| BLUMENSHIRE | J | stone mason | Main | Zelienople | |
| BOGGS | Delmer | wagon maker | Main | Harmony | |
| BOGGS | H C | dry goods, groceries, &c. | Evansburg | ||
| BOGGS | J E | postmaster | Evansburg | ||
| BOISE | J W | oil operator | boards Adams house | Fairview | |
| BOLTON | Charles | student | boards Finley house | Butler | |
| BOLTON | Lewis | saw mill | New Castle | Prospect | |
| BONANZA OIL CO | L H Smith | treas | office Main | Petrolia | |
| BOODERMAN | L. | Saxonburg | |||
| BOOK | Col William | boards Central hotel | Millerstown | ||
| BOOK | J S | of Book and Clark | Central Hotel | Millerstown | |
| BOOK | S L | manager Central Hotel billiard room | Millerstown | ||
| BOOK & CLARK | proprietors Central Hoetl | corner Main and Slippery Rock | Millerstown | ||
| BOOS | Jacob | flour mill | south Washington | Butler | |
| BOOTH | A P | tank builder | Slippery Rock | Millerstown | boards European hotel |
| BORCKMAN | R F | agent W C Allison & Sons | Railroad | Karns City | |
| BORDLEY | D H | barber shop | Main | Petrolia | residence Jamison |
| BORLAND | D M | ||||
| BORLAND | Samuel | shoemaker | Springdale | Butler | |
| BORTS | Henry | Harrisville | |||
| BOTT | George H | laborer | south Franklin | Butler | |
| BOTTNER | ROBERT J | Watchmaker and Jeweller | corner Main and Railroad | Petrolia | |
| BOUGHTON | C V | sup't Star iron works | Main | Karns City | bds Railroad |
| BOUGHTON | F W | clerk Star iron works | Bds Railroad | Karns City | |
| BOUGHTON | P S | foreman Star iron works | Main | Karns City | |
| BOULGER | George | proprietor | Boulger house | Petrolia | |
| BOULGER HOUSE | Geo Boulger | prop'r | cor Main and Argyle | Petrolia | |
| BOWERS | Benjamin | carpenter | west Jefferson | Butler | |
| BOWERS | Philip | carpenter | west Jefferson | Butler | |
| BOWERS | William | Machinist | Mifflin | Butler | |
| BOWMAN | Fred | Saxonburg | |||
| BOWMAN | Jeremiah | Mercer | Harmony | ||
| BOWMAN | Rev Samuel | pastor Presbyterian Church | Jackson | Prospect | |
| BOWSER | Gus. | New Castle | Prospect | ||
| BOWSER | Robert | bricklayer | boards Bluff | Butler | |
| BOWSER | S F | of MAXWELL & BOWSER | boards Vogeley house | Butler | |
| BOYD | David | Main | Greece City | ||
| BOYD | George | painter | Springdale | Butler | |
| BOYD | James M | tax collector | Springdale | Butler | |
| BOYD | William S | farmer | Springdale | Butler | |
| BOYER | Edward | saloon and restaurant | Slippery Rock | Millerstown | |
| BOYER | J R | hotel | Main | Harmony | |
| BOYER | S P | oil operator | boards Grand Central | Karns City | |
| BOYER | T J | barber | Main | Karns City | boards Grand Central |
| BOYLE | Charles | proprietor Butler house | opposite Depot | Butler | |
| BOYLE | Mary | widow | Washington | Butler | |
| BOYLE | Rhet | laundry | Boulger house | Petrolia | |
| BRADFORD | W H | livery | Main | Millerstown | residence Green |
| BRADLEY | E H | Meat Market | Main | Millerstown | |
| BRAHAM | Luther | Harrisville | |||
| BRAHAM | Samuel | Franklin | Centreville | ||
| BRAHAM | W P | Harrisville | |||
| BRANDON | Amanda | Portersville | |||
| BRANDON | T | Portersville | |||
| BRANDON | W D | attorney | Main | Butler | |
| BRATCHEY | Emil | Portersville | |||
| BRECKENRIDGE | Henry | Main | Centreville | ||
| BREDIN | engineer U P Co | Millerstown | |||
| BREDIN | E M | of BREDIN & ROTH | West | Butler | |
| BREDIN | Hon. James | boards Lowry house | Butler | ||
| BREDIN | James B | attorney | south Main | Butler | |
| BREDIN | John | boards Lowry house | Butler | ||
| BREDIN | Jos B | attorney | north Diamond | Butler | res Butler township |
| BREDIN | S | physician | north Main | Butler | |
| BREDIN | William | ||||
| BREDIN & ROTH | attorneys | south Main | Butler | ||
| BREDSTRATH | Jacob | clerk | boards corner Green and Mill | Millerstown | |
| BRENNAN | William | boiler maker | Slippery Rock | Millerstown | |
| BRENNEMAN | A L | of L A Brenneman & Bro | Brady's Bend | Millerstown | |
| BRENNEMAN | David | Portersville | |||
| BRENNEMAN | L A | of L A Brenneman & Bro | boards Goodwin's hotel | Millerstown | |
| BRENNEMAN | Samuel | Portersville | |||
| BRENNEMAN | Samuel, Jr | Portersville | |||
| BRENNEMAN, L A & BRO | lumber dealers | Main | Millerstown | ||
| BREWSTER | C | laborer | New Castle | Prospect | |
| BREWSTER | Rebecca | widow | New Castle | Prospect | |
| BRIDGES | Brainerd | watchmaker, &c | Main | Karns City | |
| BRIGGS | W | of W & L Briggs | boards Central house | Millerstown | |
| BRIGGS | Levi | of W & L BRIGGS | boards Lowry house | Butler | |
| BRIGGS W & L | livery stable | rear of Lowrey house | Butler | ||
| BRIGGS, W & L | livery and exchange stable | Mill | Millerstown | ||
| BRIGLE | Barbara | widow | south Franklin | Butler | |
| BRINKER | Annie | widow | corner Cunningham and Franklin | Butler | |
| BRITE | Christ. | teamster | Thompson | Greece City | |
| BRITGUN | Henry | porter | Vogeley house | Butler | |
| BRITTAIN | James | law student | Jefferson | Butler | |
| BRITTAIN | Joseph | carpenter | east Jefferson | Butler | |
| BROELL | Barney | Harrisville | |||
| BRONDFIELD | Rev W | pastor M. E. Church | North Washington | ||
| BROOKS & Co | oil brokers | office Main | Karns City | ||
| BROWER | C D | book-keeper Penna Transportation Co | boards Central hotel | Petrolia | |
| BROWN | E J | clerk | boards Slippery Rock | Millerstown | |
| BROWN | Adolph | painter | Springdale | Butler | |
| BROWN | C E | flour and feed store | Slippery Rock | Millerstown | |
| BROWN | C M | Harrisville | |||
| BROWN | Charles | hostler | Euclid Ave | Karns City | |
| BROWN | Charles | teamster | boards Eastern house | Petrolia | |
| BROWN | Ephriam | laborer | Locust | Butler | |
| BROWN | Fred G | clerk | boards Bateman's hotel | Karns City | |
| BROWN | G | grocer | Main | Karns City | |
| BROWN | George | pumper | boards Main | Millerstown | |
| BROWN | J | boards Boulger house | Petrolia | ||
| BROWN | J B | clerk | boards Boulger house | Petrolia | |
| BROWN | J B | boards Boulger house | Petrolia | ||
| BROWN | J C | tanner | High | Zelienople | |
| BROWN | J F | Billiard Hall, Fruit and Vegetable Depot | Main | Fairview | |
| BROWN | John W | Harrisville | |||
| BROWN | Mrs. Julia | dressmaker | Main | Karns City | |
| BROWN | P P | ||||
| BROWN | Robert | Harrisville | |||
| BROWN | Samuel | Harrisville | |||
| BROWN | T B | dry goods, boots and shoes | Jamison | Petrolia | |
| BROWN | T P | justice of the peaace | Main | Karns City | boards Apollo house |
| BROWN | W A | tank gauger | boards Weaver house | Millerstown | |
| BROWN | widow | laundry | Jamison | Petrolia | |
| BROWN | William P | Harrisville | |||
| BROWNELL | J D | oil operator | boards Bateman's hotel | Karns City | |
| BROWNELL | John | tank builder | boards Bateman's hotel | Karns City | |
| BRUGH | E I | attorney | east Diamond | Butler | residence Main |
| BRYSON | N A | ||||
| BRYSON | Orion | ||||
| BRYSON | W C | ||||
| BUCHANAN | John | Main | Centreville | ||
| BUCHANAN | Margaret | Main | Centreville | ||
| BUCHART | George | Main | Zelienople | ||
| BUCHART | Henry | Main | Harmony | ||
| BUCHART | Joseph | Main | Harmony | ||
| BUCHELE | Andrew | shoemaker | Main | Butler | |
| BUCHELE | Mathias | boots and shoes | Main | Butler | |
| BULLARD | L C | watchmaker and jeweller | opposite Central house, Main | Millerstown | |
| BULLOCK | W E | oil operator | boards Adams house | Fairview | |
| BUNSER | Henry | Main | Greece City | ||
| BUNYAN | George | Portersville | |||
| BURCH | Thomas | laborer | Springdale | Butler | |
| BURCHFIELD | P H | oil operator | boards Central hotel | Millerstown | |
| BURDETT | George | news agent | boards Exchange | Butler | |
| BURFORD | E | wholesale and restail dealer in Cigars and Tobacco | Main | Millerstown | residence Central ave |
| BURGOYNE | John | saddler | boards Vogeley house | Butler | |
| BURKE | P R | of Meclimans & Burke | Main | Karns City | |
| BURKHALTER | Jacob | west Jefferson | Butler | ||
| BURNS | David | Main | Greece City | ||
| BURNS | Michael | Main | Greece City | ||
| BURNS | William | teamster | Butler | Prospect | |
| BURNSIDE | Robert | Portersville | |||
| BURNSIDE | Samuel | Portersville | |||
| BURRY | Fred | Portersville | |||
| BURTNER | Jeff | of BURTNER & PUGH | Main | Butler | |
| BURTNER | Philip | Saxonburg | |||
| BURTNER & PUGH | plumbers | east Jefferson | Butler | ||
| BURTON | Thomas | Mifflin | Butler | ||
| BURTON | Thomas | farmer | Race | Butler | |
| BURTON | W J | clerk | boards New Castle road | Butler | |
| BURTON | Wm J | farmer | Mifflin | Butler | |
| BUSH | G | of Bush and Phillips | Millerstown | ||
| BUSH & PHILLIPS | lumber and sucker rods | Mill | Millerstown | ||
| BUTLER | Maj John B | chief burgess and justice of the peace | office Main | Butler | residence Fulton |
| BUTLER BREWERY | east Jefferson | Butler | |||
| Butler County Bank of Millerstown | cor Main & Slippery Rock | Millerstown | |||
| BUTLER EAGLE | northeast corner Diamond | Butler | |||
| BUTLER HOUSE | opposite Rain Road Depot | Butler | |||
| BUTLER SAVING BANK | Main near Jefferson | Butler | |||
| BUTZ | Rev J G | pastor Lutheran Church | Mill | Zelienople | |
| BUZZARD | James | grocer | Main | Petrolia | |
| BYER | Wilhelm | tailor | Washington | Butler | |
| BYERS | Anthony | Main | Zelienople | ||
| BYERS | J M | wagon maker and blacksmith | Petrolia | Fairview | |
| BYERS | Samuel B | Slippery Rock | Millerstown | ||
| BYERS | Susan | widow | Mill | Millerstown | |
| BYRER | D L | merchant tailor | north Main | Butler | residence McKean |