| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
3051  | Oring Creek Oring Creek,Oring River | Guyana, Upper Demerara-Berbice | intermittent stream | N 5° 14′ 1'' | W 58° 36′ 32'' |
| 3052 | Orealla Creek Orealla Creek,Orealla River | Guyana, East Berbice-Corentyne | stream | N 5° 20′ 0'' | W 57° 20′ 0'' |
3053  | Oranapai-Arabagai Trail | Guyana, Cuyuni-Mazaruni | trail | N 6° 18′ 0'' | W 59° 46′ 0'' |
3054  | Op Hoop van Beter Op Hoop Van Better,Op Hoop van Beter | Guyana, Mahaica-Berbice | sugar plantation | N 6° 11′ 48'' | W 57° 38′ 9'' |
| 3055 | Onverwagt Number 27,Onverwagt | Guyana, Mahaica-Berbice | estate(s) | N 6° 25′ 15'' | W 57° 37′ 29'' |
| 3056 | Ombarra Creek Ombarra Creek,Ombarra River | Guyana, Cuyuni-Mazaruni | intermittent stream | N 6° 19′ 32'' | W 59° 31′ 13'' |
| 3057 | Omai River Omai,Omai River | Guyana, Cuyuni-Mazaruni | stream | N 5° 25′ 37'' | W 58° 45′ 29'' |
| 3058 | Okuwa Okuwa,Okuwa River | Guyana, Cuyuni-Mazaruni | stream | N 5° 51′ 26'' | W 59° 20′ 12'' |
| 3059 | Okuma River Okuma,Okuma River | Guyana, Cuyuni-Mazaruni | stream | N 6° 15′ 0'' | W 58° 44′ 0'' |
| 3060 | Okumai Falls Okumai Fall,Okumai Falls | Guyana, Cuyuni-Mazaruni | waterfall(s) | N 6° 14′ 50'' | W 58° 47′ 7'' |
| 3061 | Oko Road Kartabu-Oko Road,Oko Road | Guyana, Cuyuni-Mazaruni | road | N 6° 27′ 0'' | W 59° 8′ 0'' |
| 3062 | Ohio River Ohio,Ohio River | Guyana, Cuyuni-Mazaruni | stream | N 5° 40′ 0'' | W 58° 58′ 0'' |
| 3063 | Ohio Creek Ohio Creek,Ohio River | Guyana, Potaro-Siparuni | stream | N 5° 20′ 0'' | W 59° 12′ 0'' |
| 3064 | Number Zero Number 0,Number Zero | Guyana, East Berbice-Corentyne | estate(s) | N 6° 17′ 0'' | W 57° 24′ 0'' |
| 3065 | Canal Number Two Canal Number 2,Canal Number Two | Guyana, Essequibo Islands-West Demerara | canal | N 6° 43′ 59'' | W 58° 14′ 56'' |
| 3066 | Number Twenty-six Number 26,Number Twenty-six | Guyana, East Berbice-Corentyne | estate(s) | N 6° 15′ 40'' | W 57° 26′ 7'' |
| 3067 | Number Twenty-four Number 24,Number Twenty-four | Guyana, East Berbice-Corentyne | estate(s) | N 6° 15′ 53'' | W 57° 26′ 27'' |
| 3068 | Number Twenty-eight Number 28,Number Twenty-eight | Guyana, East Berbice-Corentyne | estate(s) | N 6° 15′ 30'' | W 57° 25′ 46'' |
| 3069 | Canal Number Three Canal Number Three,Mocha Canal | Guyana, Demerara-Mahaica | canal | N 6° 45′ 0'' | W 58° 10′ 0'' |
| 3070 | Number Thirty-two Number 32,Number Thirty-two | Guyana, East Berbice-Corentyne | sugar plantation | N 6° 15′ 33'' | W 57° 25′ 13'' |
| 3071 | Number Thirty-six Number 36,Number Thirty-six | Guyana, East Berbice-Corentyne | estate(s) | N 6° 15′ 12'' | W 57° 24′ 33'' |
| 3072 | Number Thirty-four Number 34,Number Thirty-four | Guyana, East Berbice-Corentyne | estate(s) | N 6° 15′ 17'' | W 57° 24′ 46'' |
| 3073 | Number Thirty-eight Number 38,Number Thirty-eight | Guyana, East Berbice-Corentyne | estate(s) | N 6° 15′ 14'' | W 57° 24′ 16'' |
| 3074 | Number Thirty Number 30,Number Thirty | Guyana, East Berbice-Corentyne | estate(s) | N 6° 15′ 36'' | W 57° 25′ 30'' |
| 3075 | Number Ten Number 10,Number Ten | Guyana, East Berbice-Corentyne | estate(s) | N 6° 13′ 31'' | W 57° 27′ 24'' |
| 3076 | Number Seventy-nine Kingston Number Seventy-nine,Number Seventy-nine Kingston | Guyana, East Berbice-Corentyne | estate(s) | N 5° 53′ 0'' | W 57° 9′ 0'' |
| 3077 | Number Seven Number 7,Number Seven | Guyana, East Berbice-Corentyne | estate(s) | N 6° 17′ 52'' | W 57° 29′ 0'' |
| 3078 | Number Fourteen Number 14,Number Fourteen | Guyana, East Berbice-Corentyne | estate(s) | N 6° 15′ 57'' | W 57° 27′ 59'' |
| 3079 | Number Forty-nine Mary’s Hope Marys Hope,Number Forty-nine Mary's Hope,Number Forty-nine Mary’s Hope | Guyana, East Berbice-Corentyne | estate(s) | N 6° 4′ 0'' | W 57° 11′ 0'' |
| 3080 | Number Forty Number 40,Number Forty | Guyana, East Berbice-Corentyne | estate(s) | N 6° 15′ 11'' | W 57° 23′ 55'' |
| 3081 | Number Five Number 5,Number Five | Guyana, East Berbice-Corentyne | estate(s) | N 6° 17′ 52'' | W 57° 29′ 20'' |
| 3082 | North Muruwa River North Muruwa,North Muruwa River | Guyana, Potaro-Siparuni | stream | N 4° 55′ 0'' | W 59° 0′ 0'' |
| 3083 | North Fork River North Fork,North Fork River | Guyana, Potaro-Siparuni | stream | N 5° 9′ 0'' | W 59° 8′ 0'' |
| 3084 | Noitgedacht Noitgedacht,Nooit Gedacht | Guyana, Essequibo Islands-West Demerara | estate(s) | N 6° 45′ 42'' | W 58° 16′ 15'' |
| 3085 | Nieuw Hoop Nieu Hoop,Nieuw Hoop | Guyana, Mahaica-Berbice | sugar plantation | N 6° 8′ 57'' | W 57° 38′ 49'' |
| 3086 | Nieuerkerk Creek Nieuerkerk Creek,Nieurkerk Creek | Guyana, Upper Demerara-Berbice | stream | N 5° 33′ 0'' | W 58° 20′ 0'' |
3087  | Newtown | Guyana, Demerara-Mahaica | section of populated place | N 6° 48′ 49'' | W 58° 8′ 40'' |
| 3088 | New Saint Eustatius Clarksdale,New Saint Eustatius | Guyana, Demerara-Mahaica | estate(s) | N 6° 28′ 7'' | W 58° 18′ 2'' |
| 3089 | New Haven | Guyana, Demerara-Mahaica | section of populated place | N 6° 5′ 0'' | W 58° 8′ 0'' |
| 3090 | Neville Neville,Number 36 | Guyana, East Berbice-Corentyne | estate(s) | N 6° 9′ 0'' | W 57° 13′ 0'' |
| 3091 | Natubantura Creek Natubantura Creek,Natubutura Creek | Guyana, Pomeroon-Supenaam | stream | N 7° 15′ 24'' | W 58° 46′ 40'' |
| 3092 | Natti River Natti,Natti River | Guyana, Upper Takutu-Upper Essequibo | stream | N 2° 17′ 0'' | W 58° 43′ 0'' |
| 3093 | Nappi River Nappi,Nappi River | Guyana, Upper Takutu-Upper Essequibo | stream | N 3° 36′ 0'' | W 59° 37′ 0'' |
| 3094 | Nababana Creek Nababana,Nababana Creek | Guyana, Barima-Waini | stream | N 8° 3′ 41'' | W 59° 50′ 29'' |
| 3095 | Naamryck Shoal Middle Bank,Naamryck Shoal | Guyana, Essequibo Islands-West Demerara | shoal(s) | N 6° 53′ 0'' | W 58° 26′ 0'' |
| 3096 | Mutubana Falls Mutubana Fall,Mutubana Falls | Guyana, Cuyuni-Mazaruni | waterfall(s) | N 6° 1′ 14'' | W 58° 55′ 53'' |
| 3097 | Musheparu River Musheparu,Musheparu River | Guyana, Upper Takutu-Upper Essequibo | stream | N 3° 21′ 0'' | W 58° 41′ 0'' |
| 3098 | Muruwa River Muruwa,Muruwa River | Guyana, Potaro-Siparuni | stream | N 4° 56′ 0'' | W 58° 52′ 0'' |
| 3099 | Murikamo Creek Muricamo River,Murikamo Creek | Guyana, Barima-Waini | stream | N 8° 7′ 40'' | W 59° 58′ 56'' |
| 3100 | Muribaru Creek Muribaru Creek,Muriburu Creek | Guyana, Upper Takutu-Upper Essequibo | stream | N 4° 16′ 0'' | W 59° 42′ 0'' |
by