| Business | Phone |
| A-1 Paging 3061 Frederick Ave, Baltimore 21223 | (410) 566-9112 |
| All About Communications 1031 W Baltimore St, Baltimore 21223 | (443) 524-1028 |
| Beeper World Featuring 1931 W Pratt St, Baltimore 21223 | (410) 233-7726 |
| Mobile Solution Corp 8200 Perry Hall Blvd, Baltimore 21236 | (410) 931-8003 |
| Cellular One 501 N Calvert St, Baltimore 21202 | (410) 362-0507 |
| Cingular Wireless 1001 Fleet St, Baltimore 21202 | (410) 782-7680 |
| Cingular Wireless 7839 Eastpoint Mall, Baltimore 21224 | (410) 284-5663 |
| Nationwide Wireless 7978 Honeygo Blvd, Baltimore 21236 | (410) 931-6666 |
| Nexglobal 1724 Woodlawn Dr # 23, Baltimore 21207 | (410) 265-0001 |
| Etc Wireless 7810 Eastpoint Mall, Baltimore 21224 | (410) 282-1100 |
| First Choice Inc 119 E Fayette St, Baltimore 21202 | (410) 752-1818 |
| Radio Shack 8200 Perry Hall Blvd # 2195, Baltimore 21236 | (410) 931-8160 |
| Hanna Communications 107 W Saratoga St, Baltimore 21201 | (410) 332-1393 |
| No Limit Communications Inc 3330 Greenmount Ave, Baltimore 21218 | (410) 662-1002 |
| Atc Inc 1718 Belmont Ave, Baltimore 21244 | (410) 298-0222 |
| Cei Communications Elects 8817 Belair Rd # 112, Baltimore 21236 | (410) 529-5300 |
| Teletalk Wireless One 9 N Howard St, Baltimore 21201 | (410) 347-0707 |
| Communications Electronics Inc 8817 Belair Rd # 112, Baltimore 21236 | (410) 879-1157 |
| Eastern Wireless 1545 Merritt Blvd, Baltimore 21222 | (410) 284-8990 |
| Hall Brothers Wireless 7554 Belair Rd # 2, Baltimore 21236 | (410) 663-6198 |
| Teletalk International Svc Inc 1531 S Edgewood St, Baltimore 21227 | (410) 455-0800 |
| Wireless Zone 4130 E Joppa Rd # 9, Baltimore 21236 | (410) 529-7880 |