| Business | Phone |
| Burien Mailbox 224 Sw 153rd St, Seattle 98166 | (206) 433-0414 |
| Wanderers' Mail Svc 1916 Pike Pl 12, Seattle 98101 | (206) 441-5678 |
| William King Fine Art 95 Union St, Seattle 98101 | (206) 340-8881 |
| Lake Union Mail 117 E Louisa St, Seattle 98102 | (206) 329-1468 |
| Mail Stop 501 N 36th St, Seattle 98103 | (206) 547-0300 |
| Mail Boxes Etc U S A 6201 15th Ave Nw, Seattle 98107 | (206) 789-7564 |
| Postal Exchange Svc 5307 4th Ave S 3, Seattle 98108 | (206) 372-8899 |
| Mail Boxes Etc U S A 300 Queen Anne Ave N, Seattle 98109 | (206) 285-0919 |
| Mailbox West 4128 1/2 California Ave Sw, Seattle 98116 | (206) 932-9330 |
| Rainier Mailbox 8334 Rainier Ave S 101, Seattle 98118 | (206) 722-5577 |
| Mail Boxes Etc U S A 300 Lenora St 1, Seattle 98121 | (206) 728-1228 |
| Western Union 1412 Sw 102nd St, Seattle 98146 | (206) 767-6125 |
| Worldwide Mail & Message Svc 15031 Military Rd S B, Seattle 98188 | (206) 431-8029 |