| Business | Phone |
| Colonial Pipeline Co Balto Wash Intl Airport, Baltimore 21240 | (410) 859-5326 |
| Colonial Pipeline Co 3625 Fairfield Rd, Baltimore 21226 | (410) 355-8155 |
| Colonial Pipeline Co 5101 Erdman Ave, Baltimore 21205 | (410) 327-7473 |
| Colonial Pipeline Co 801 E Ordnance Rd, Baltimore 21226 | (410) 789-7665 |