Average GPS coordinates for Ipswich Postcode location: 52.053, 1.166. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Ipswich on map:

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Listing cities & postcodes (3):
>> Suffolk, IP1 Ipswich, England, GPS coordinates: 52.0592,1.1555
>> Suffolk, IP3 Ipswich, England, GPS coordinates: 52.0417,1.1866
>> Suffolk, IP4 Ipswich, England, GPS coordinates: 52.0592,1.1555