This section of the site is all about the DT Postcode area, also known as the Dorchester Postal Area. Explore links to the next level to learn more about specific postcode districts such as DT1.

Map of the DT Postcode for Dorchester

Map of The DT Postcode Area — Terrain Map of the DT - Dorhester Postcode.

Detailed map of the DT Postcode Area — Detailed map showing districts and posttowns in the DT Dorchester Area

Quick Facts about the DT Postcode

DT Area Statistics
Width from East to West	44.20 mi
Height from North to South	35.51 mi
Area of DT	645.48 mi²
Maximum Width	46.85 mi
Perimeter of Postcode Area	206.41 mi
Number of Postcode Districts	11
Number of Postcode Sectors	39
Number of Post Towns	9
Number of Postcodes	7,819

The DT postcode area represents a group of postal districts in the Dorchester area of the United Kingdom. The area code DT stands for the letters d and t in DorchesTer. DT has a population of 213,203 and covers an area of 1,664,433 hectares. Fun fact: 0.33% of the population of Great Britain lives in this area.

The postcode area falls within the following counties: Dorset (97.17%), Somerset (1.75%), Devon (1.08%).

Post Towns and Postcode Districts for the DT Postcode

DORCHESTER

WEYMOUTH

PORTLAND

DT5 Dorset

BRIDPORT

DT6 Dorset

LYME REGIS

DT7 Devon (29%), Dorset (70%)

BEAMINSTER

DT8 Dorset

SHERBORNE

DT9 Dorset (84%), Somerset (15%)

STURMINSTER NEWTON

DT10 Dorset

BLANDFORD FORUM

DT11 Dorset

Where is the DT Postcode Area?

The DT Dorchester Postcode is in the South West of England. TheDT postal area borders the following neighbouring postal areas: TA - Taunton, SP - Salisbury, EX - Exeter, BH - Bournemouth and BA - Bath, It also borders The English Channel,

Map of the DT Dorchester Postcode Area

Explore the DT Dorchester postcode area by using our interactive map.

Map Showing Location of the DT postcode area — Where is the DT Postcode Area

A word cloud for the DT postcode area — A word cloud for the DT Postcode Area

How built up is the DT Postcode?

I've calculated the total area covered by building footprints within the DT postcode area.
By analyzing this against the total area, I've determined the percentage of the area that's developed, this will give you an idea of how urban or rural the DT postcode region is.
The higher the percentage the more urban the area is. For example the least urban district is DT2 and the most urban is DT1.

Building Area Summary
Postcode District	Total Area (m²)	Footprint Area (m²)	Built Percentage %
DT2	607,583,187	3,217,166	0.53%
DT11	331,864,659	2,528,651	0.76%
DT8	82,687,249	674,026	0.82%
DT9	194,968,558	1,984,279	1.02%
DT6	174,688,596	1,967,541	1.13%
DT10	116,433,771	1,316,445	1.13%
DT3	93,469,377	1,505,127	1.61%
DT7	24,678,221	441,660	1.79%
DT5	11,177,854	657,742	5.88%
DT4	14,283,864	1,666,935	11.67%
DT1	7,543,197	1,053,890	13.97%
DT Total	1,659,378,533 (m²)	17,013,462 (m²)	1.03%

Postcode Districts within the DT Dorchester Postcode Area

There are 11 postcode districts within the Dorchester postcode area

A map showing the boundary of DT in relation to other areas

There are 11 towns within the Dorchester postcode area.

Area of the DT postcode area
Unit	Area²
Hectares	1,664,433²
Miles	6,426²
Feet	179,157,903,687²
Kilometres	16,644²

Postal Delivery Offices serving the DT Dorchester Postcode Area

Blandford Forum Delivery Office
Bridport Delivery Office
Dorchester Delivery Office
Lyme Regis Scale Payment Delivery Office
Portland Delivery Office
Sherborne Delivery Office
Sturminster Newton Delivery Office
Weymouth Delivery Office

Postcode Areas Closest to DT

Councils with Postcodes in DT

Dorset (7571 postcodes)

South Somerset District (156 postcodes)

East Devon District (92 postcodes)

Maps and Analysis: Exploring the DT Postcode Area for the Dorchester Region