| Código postal | Localidade / Distrito | Região / Município | Coordenadas |
|---|---|---|---|
| Lethem | Lethem District · Upper Takutu-Upper Essequibo Region | 3.3726, -59.79967 | |
| Wichabai | Lethem District · Upper Takutu-Upper Essequibo Region | 2.86667, -59.53333 | |
| Waruma | Lethem District · Upper Takutu-Upper Essequibo Region | 3.1, -59.9 | |
| Wariwau | Lethem District · Upper Takutu-Upper Essequibo Region | 2.71667, -59.2 | |
| Warimure | Lethem District · Upper Takutu-Upper Essequibo Region | 2.93333, -59.48333 | |
| Tamton | Lethem District · Upper Takutu-Upper Essequibo Region | 2.35, -59.71667 | |
| Shulinab | Lethem District · Upper Takutu-Upper Essequibo Region | 3.08333, -59.78333 | |
| Shea Village | Lethem District · Upper Takutu-Upper Essequibo Region | 2.81667, -59.13333 | |
| Woweta Village | Woweta Village District · Upper Takutu-Upper Essequibo Region | 3.98333, -59.08333 | |
| Surumatra | Woweta Village District · Upper Takutu-Upper Essequibo Region | 4.16667, -59.06667 | |
| Surama Village | Woweta Village District · Upper Takutu-Upper Essequibo Region | 4.16667, -59.08333 | |
| Peropo | Woweta Village District · Upper Takutu-Upper Essequibo Region | 4.13333, -59.11667 | |
| Kumaka | Woweta Village District · Upper Takutu-Upper Essequibo Region | 3.9, -58.38333 | |
| Apoteri | Woweta Village District · Upper Takutu-Upper Essequibo Region | 4.03768, -58.58643 | |
| Annai | Woweta Village District · Upper Takutu-Upper Essequibo Region | 3.95, -59.13333 | |
| Yakarinta | Yakarinta District · Upper Takutu-Upper Essequibo Region | 3.9, -59.25 | |
| Toka Village | Yakarinta District · Upper Takutu-Upper Essequibo Region | 3.91667, -59.38333 | |
| Tipuru Village | Yakarinta District · Upper Takutu-Upper Essequibo Region | 4.21667, -59.56667 | |
| Tiger Pond Village | Yakarinta District · Upper Takutu-Upper Essequibo Region | 4.05, -59.43333 | |
| Moreiru | Yakarinta District · Upper Takutu-Upper Essequibo Region | 3.9, -59.55 | |
| Massara | Yakarinta District · Upper Takutu-Upper Essequibo Region | 3.9, -59.3 | |
| Kwaimatta Village | Yakarinta District · Upper Takutu-Upper Essequibo Region | 3.81667, -59.33333 | |
| Karasabai Village | Yakarinta District · Upper Takutu-Upper Essequibo Region | 4.03333, -59.53333 | |
| Yepi Village | Yepi Village District · Upper Takutu-Upper Essequibo Region | 1.35, -58.66667 | |
| Wakakulud Village | Yepi Village District · Upper Takutu-Upper Essequibo Region | 1.38333, -58.75 | |
| Wakadanawa | Yepi Village District · Upper Takutu-Upper Essequibo Region | 1.98333, -59.71667 | |
| Waiwoi Village | Yepi Village District · Upper Takutu-Upper Essequibo Region | 1.43333, -58.8 | |
| Sabernawau Village | Yepi Village District · Upper Takutu-Upper Essequibo Region | 2.33333, -59.23333 | |
| Parabara | Yepi Village District · Upper Takutu-Upper Essequibo Region | 2.21667, -59.3 | |
| Mamir Pawa | Yepi Village District · Upper Takutu-Upper Essequibo Region | 1.941, -59.73333 | |
| Kotoewau | Yepi Village District · Upper Takutu-Upper Essequibo Region | 2.3, -59.15 | |
| Yepu Village | Yepu Village District · Upper Takutu-Upper Essequibo Region | 1.36667, -58.63333 | |
| Wai-Wai | Yepu Village District · Upper Takutu-Upper Essequibo Region | 1.58333, -58.65 | |
| Taruma Village | Yepu Village District · Upper Takutu-Upper Essequibo Region | 2.08333, -58.38333 | |
| Kurukuru-Baibari | Yepu Village District · Upper Takutu-Upper Essequibo Region | 1.73333, -58.61667 | |
| Konashen | Yepu Village District · Upper Takutu-Upper Essequibo Region | 1.56667, -58.68333 | |
| Johi Village | Yepu Village District · Upper Takutu-Upper Essequibo Region | 1.85, -58.53333 | |
| Biloku | Yepu Village District · Upper Takutu-Upper Essequibo Region | 1.76667, -58.55 | |
| Yupukarri | Yupukarri District · Upper Takutu-Upper Essequibo Region | 3.66667, -59.35 | |
| Sunnyside | Yupukarri District · Upper Takutu-Upper Essequibo Region | 3.7, -59.65 | |
| Santa Fe | Yupukarri District · Upper Takutu-Upper Essequibo Region | 3.78333, -59.6 | |
| Pukasanta Village | Yupukarri District · Upper Takutu-Upper Essequibo Region | 3.06667, -58.9 | |
| Parikaranal | Yupukarri District · Upper Takutu-Upper Essequibo Region | 3.56667, -59.58333 | |
| Mountain View | Yupukarri District · Upper Takutu-Upper Essequibo Region | 3.51667, -59.55 | |
| Meritizero | Yupukarri District · Upper Takutu-Upper Essequibo Region | 3.75, -59.58333 | |
| Marakanata | Yupukarri District · Upper Takutu-Upper Essequibo Region | 3.6, -59.55 |
O prefixo postal 19 em Guiana cobre 46 localidades (Upper Takutu-Upper Essequibo Region, incluindo Lethem), na faixa de 19000 a 19507.
Existem 46 códigos postais ativos iniciados por 19 em Guiana.