| Business | Phone |
| Action Courier 4445 Glacier Ave, San Diego 92120 | (619) 281-6603 |
| Allstate Courier 4848 Ronson Ct # I, San Diego 92111 | (858) 571-5100 |
| Southern California Messengers 7960 Silverton Ave, San Diego 92126 | (858) 549-8000 |
| American Messenger Svc 2870 4th Ave, San Diego 92103 | (858) 278-0891 |
| Redline Courier Svc Inc San Diego 92123 | (858) 499-8929 |
| Pacific Messenger Svc Inc 1141 E St, San Diego 92101 | (619) 232-3141 |
| First Priority Delivery Svc 6136 Mission Gorge Rd # 102, San Diego 92120 | (619) 280-7300 |
| Messenger Co 5555 Magnatron Blvd # K, San Diego 92111 | (858) 514-8866 |
| Messenger Express 10671 Roselle St # 200, San Diego 92121 | (858) 550-1400 |
| Lion Messenger Svc 2602 1st Ave # 104, San Diego 92103 | (619) 702-9495 |