| Business | Phone |
| Accu Tax 1102 Sherman St, Custer 57730 | (605) 673-5224 |
| Willow Creek Precision Rr 1 Box 80, Custer 57730 | (605) 673-3320 |
| Wishing Well Rr 1 Box 16b, Custer 57730 | (605) 673-5393 |
| Ymca 644 Crook St, Custer 57730 | (605) 673-5134 |
| Vfw Post 3442 721 Mount Rushmore Rd, Custer 57730 | (605) 673-4262 |
| Black Hills Aerial Adventures Us Hwy 16/385, Custer 57730 | (605) 673-2163 |
| Black Hills Design & Const Inc Hc 83 Box 84, Custer 57730 | (605) 673-3111 |
| Black Hills Land Co 428 Mount Rushmore Rd, Custer 57730 | (605) 673-3167 |
| Trailside Bikes 35 S 6th St, Custer 57730 | (605) 673-5526 |
| Treble Clef Clix N' Flix 12192 Mount Rushmore Rd, Custer 57730 | (605) 673-4344 |
| Tropical Paradise 1104 Canal St, Custer 57730 | (605) 673-5600 |
| Boy Scouts-America Medicine Nw Of City, Custer 57730 | (605) 673-2790 |
| Buckhorn Storage 1 Mile N 185, Custer 57730 | (605) 673-3264 |
| Buckhorn Storage 1 Mile N 385, Custer 57730 | (605) 673-3264 |
| Tara's Tan'N 242 Mount Rushmore Rd, Custer 57730 | (605) 673-6016 |
| Tatanka Hot Shot Quarters Hwy 385 S, Custer 57730 | (605) 673-5964 |
| Tecweld 1029 Mount Rushmore Rd, Custer 57730 | (605) 673-4580 |
| Captain's Table 220 W Mount Rushmore Rd, Custer 57730 | (605) 673-3195 |
| Stage Stop 3150 W Hwy 16, Custer 57730 | (605) 673-4434 |
| Steele Collision 1025 Crook St, Custer 57730 | (605) 673-3443 |
| Chigger Charley's 522 Mount Rushmore Rd, Custer 57730 | (605) 673-4774 |
| Children's Center 1213 Bluebell Ln, Custer 57730 | (605) 673-2222 |
| Southern Hills Adult Ed 215 N 3rd St, Custer 57730 | (605) 673-4144 |
| Spirit Horse Escape 11596 Us Highway 16, Custer 57730 | (605) 673-6005 |
| St John The Bapt Catholic Chr 449 Harney St, Custer 57730 | (605) 673-4259 |
| Claw Antler & Hide Co 735 Mount Rushmore Rd, Custer 57730 | (605) 673-4345 |
| Shanklin Installation & Sales 523 Mount Rushmore Rd, Custer 57730 | (605) 673-2099 |
| Shepherd Of The Hl Luth Chr Hwy 16 & 385 Namp;, Custer 57730 | (605) 673-6311 |
| Sideswipe Inc Rr 1 Box 99, Custer 57730 | (605) 673-3411 |
| Custer City Swimming Pool 249 Crook St, Custer 57730 | (605) 673-3935 |
| Custer Cleaners 32 N 4th St, Custer 57730 | (605) 673-4826 |
| Custer Community Action Team 1021 Mount Rushmore Rd, Custer 57730 | (605) 673-4382 |
| Custer County Children's Center 1213 Bluebell Ln, Custer 57730 | (605) 673-2222 |
| Custer County Housing 622 Crook St # 1, Custer 57730 | (605) 673-5548 |
| Custer Crazy Horse Kampground Hwy 385 N, Custer 57730 | (605) 673-2565 |
| Custer Gold Inc 441 Mount Rushmore Rd, Custer 57730 | (605) 673-5161 |
| Custer Showbarn W Us Hwy 16, Custer 57730 | (605) 673-3135 |
| Sage Creek Grille 611 Mount Rushmore Rd, Custer 57730 | (605) 673-2424 |
| Dj's Auto 25161 Little Italy Rd # 16, Custer 57730 | (605) 673-4496 |
| Four Mile Old West Town Museum 11921 Us Highway 16, Custer 57730 | (605) 673-3905 |
| Four Seasons Storage Units 2 1/Miles W On Hwy 16, Custer 57730 | (605) 673-3884 |
| Fresh Start Convenience 49 N 5th St, Custer 57730 | (605) 673-2332 |
| Old Goat Of The Hills Ent Rr 2 Box 213c, Custer 57730 | (605) 673-3470 |
| Our Place 738 Mount Rushmore Rd, Custer 57730 | (605) 673-5255 |
| Parents As Teachers 215 N 3rd St, Custer 57730 | (605) 673-2660 |
| Grady & Assoc Carroll Creek Rd, Custer 57730 | (605) 673-2373 |
| Hancock Trap Co Po Box 268, Custer 57730 | (605) 673-4128 |
| Heritage Village 1 Mi S Of Crazy Horse Hwy 16 &, Custer 57730 | (605) 673-4761 |
| Misty's Cuts & Curls 831 Mount Rushmore Rd, Custer 57730 | (605) 673-5299 |
| Mlm Developers 601 Harney St, Custer 57730 | (605) 673-2940 |
| Integrated Digital Solutions Hc 83 Box 35a, Custer 57730 | (605) 673-5703 |
| Linde Logging Mayo Rd, Custer 57730 | (605) 673-4651 |