Kozelets is a province (uezd) of the Chernigov government (guberniya), Ukraine.
Original Russian writing – Козелецъ, German – Koselez, English – Kozelets.
Post stamps
Stamps issued: 2.
Two postage stamps were issued in 1867 and 1874 years.
#2, 1874 year
| Schmidt | Value | Year | Description | Rarity |
| 1 | 3 kop. | 1867 | Litho, no perf., red-brown bronze, yellow-brown glue, R rank by Schmidt | 4/10 |
| 2 | 3 kop. | 1874 | Litho, no perf., red bronze, gray-brown glue | 0/10 |
| 2V | 3 kop. | 1874 | Litho, no perf., gold bronze, gray-brown glue | 0/10 |
Sheets or largest known blocks
#2. Full Sheets – 8×16.
Covers and stationary
Zemstvo postmarks
Pen cancellations.