| United States |
| Alta thru American Telegraph Co. (12) |
| American District thru Baltimore & Ohio (3T) (5) |
| Atlantic, Lake & Mississippi thru California State (15) |
| Bains thru Philadelphia, Reading & Pottsville (18) |
| California State Telegraph Co. (5T1-5T4) (15) |
| California State Telegraph Co., continued (5T5--5T (13) |
| Cape Cod thru Hannibal (7) |
| City & Suburban Telegraph Co., New York (6T1-6T3) (19) |
| Colusa, Lake & Mendocion Telegraph Co. (7T1-7T3) (14) |
| Confederate States Telegraphs (13) |
| Continental Telegraph Co. (4) |
| Houses Printing Telegraph (10) |
| Los Angeles & San Gabriel, Marconi, Mercantile Tel (3) |
| Magnetic Telegraph Co. (5) |
| Maine thru New York & Boston (15) |
| North American Telegraph Co. (10T1-10T8) (13) |
| Northern New York (12T) thru Pacific Postal Telegr (4) |
| Postal Telegraph Co. (15T12-15T49A) (21) |
| Postal Telegraph Co., Officials (15TO2--15TO28) (22) |
| Quincy thru U.S. Military (9) |
| Samuel F.B. Morse, Earliest Telegraph Cover, Paiut (4) |
| Telegraph Company Stamp Collections and Balances (7) |
| Telepost Co. thru United States Telegraph-Cable-Ra (10) |
| Vermont & Boston thru Western Union, Balance (22) |