Devon on Wikipedia.

Ashburton, St. Andrew. Previously in the "unidentified" section as a postcard with no clues whatsoever. Thanks to Janet Gimber for identifying this church. From an old postcard, Bulman Collection. Link.
Aveton Gifford, St. Andrew. Interior view. Both © James Murray. Link.
Awliscombe, St. Michael & All Angels. From an old postcard, Bulman Collection.
Axminster.

Beer, St. Michael. Congregational Church. Both © Graeme Harvey.
Berry Pomeroy, St. Mary. Interior view. Both © John Hawkins. Link.
Bideford, St. Mary. From an old postcard, Bulman Collection. Link.
Bigbury, St. Lawrence. Another view. Interior view. All © James Murray.
Bishopsteighton, St. John the Baptist. SX 911 735. © Andrew Ross.
Bovey Tracey, St. Peter, St. Paul and St. Thomas of Canterbury. Interior view. Both © John Hawkins. Link.
Brixham, Baptist Church, dated 1895. Fore Street Methodist Church. Both © James Murray.
Brixton, St. Mary. © Peter Wood. Link.
Broadhempston, St. Peter and St. Paul. Interior view. Both © John Hawkins.
Buckfast Abbey, from an old postcard © Bulman Collection. A modern view. SX 742 673. © Andrew Ross. Methodist Chapel. SX 742 673. © Andrew Ross.
Buckfastleigh.
Budleigh Salterton, St. Peter. Temple Methodist Church. Both © Graeme Harvey.
Burrington, Holy Trinity. From an old postcard, Bulman Collection. Link - the drawing featured here evidently pre-dates the postcard.

Chawleigh, St. James. SS 711 126. © Andrew Ross. Link.
Chudleigh, St. Martin & St. Mary. From an old postcard, Bulman Collection.
Clovelly. This is probably All Saints - can you confirm?. From an old postcard, Bulman Collection.
Cockington, St. George & St. Mary. From an old postcard, Bulman Collection.
Cockwood, a chapel on Church Road, has links with Cofton (see below), and St. Mary in Dawlish. SX 975 806. © Andrew Ross.
Cofton, St. Mary, on Church Road. SX 968 802. © Andrew Ross.
Collaton St. Mary, St. Mary. From an old postcard (franked 1905), Bulman Collection. Link.
Colyton, St. Andrew. From an old postcard (franked 1904), Bulman Collection. A modern view. SY 246 940. © Julie Baker. Link.
Combeinteignhead, All Saints. SX 902 715. © Andrew Ross.
Cornwood, St. Michael & All Angels. SX 604 594. © Peter Wood.
Crediton.
Culmstock, All Saints. Near the top of the tower can be seen a yew tree, known to be at least 200 years old. ST 103 135. Link1. Link2. Methodist Church. ST 101 138. Both © Andrew Ross.

Dartington, St. Mary, built in 1880. SX 785 626. A ruined church, which was succeeded by St. Mary. SX 797 626. Link. Both © Andrew Ross.
Dartmouth.
Dawlish.
Denbury, St. Mary the Virgin. From an old postcard, Geoff Watt's Collection. Link.

East Ogwell, St. Bartholomew. Another view. Both © Jill Bennett.
Eggesford Barton, All Saints. SS 686 111. This church is on Andrew's "must see" list, for anyone who is visiting Devon. © Andrew Ross. Link.
Ermington, St. Peter & St. Paul. © Peter Wood. Link.
Exeter.
Exminster.
Exmouth.

Galmpton, Holy Trinity. Another view. Both © James Murray.

Haccombe, St. Blaise. Interior view. Both © John Hawkins. Link.
Hawkchurch, St. John the Baptist. The tower. ST 343 004. Both © Julie Baker.
Holbeton, All Saints. 202 SX 613 501. © Dave Westrap. Link1. Link2.
Holcombe, the difficult to photograph St. George, on Holcombe Rd. SX 952 749. © Andrew Ross.
Honiton.
Hope Cove, St. Clement. © James Murray.

Ilfracombe, St. Philip and St. James. From an old postcard, Bulman Collection.
Ipplepen, St. Andrew. Interior view. Both © John Hawkins. Link.

Kenton, All Saints. SX 958 833. © Andrew Ross.

Littleham, St. Margaret and St. Andrew. From an old postcard, Bulman Collection. Link.
Lustleigh, St. John the Baptist. From an old postcard, Bulman Collection.
Lympstone, Nativity of the Blessed Virgin Mary. SX 993 842. Methodist Church (built as Primitive Methodist). SX 989 840. Both © Andrew Ross.

Malborough, All Saints. Another view. Interior view. Baptist Church. All © James Murray.
Meavy, St. Peter. Interior view. Both © James Murray.
Milber, St. Luke. Interior view. Both © John Hawkins. Link.
Modbury, St. George. SX 656 516. © Peter Wood. Another view. Interior view. Both © James Murray. Link.
Monkton, St. Mary Magdalene. © Bill Henderson.
Moretonhampstead, St. Andrew. From an old postcard, Bulman Collection.
Mortehoe, St. Mary. From an old postcard, Bulman Collection.

Newton Abbott.
Newton Ferrers, Holy Cross. 201 SX 550 481. © Dave Westrap. Link1. Link2.
Newton Poppleford, St. Luke. © Andrew Johnston.
Newton St. Cyres, St. Cyres & St. Julitta. From an old postcard (franked 1905), Bulman Collection.
Northleigh, St. Giles. SY 195 958. © Julie Baker.
Noss Mayo, St. Peter. 201 SX 550 477. © Dave Westrap. Link1. Link2.

Okehampton.
Otterton, St. Michael. Another view. Both © Graeme Harvey.
Ottery St. Mary, St. Mary, a former collegiate church, founded in 1342. © Stan Walker. Link.

Paignton.
Parracombe, St. Petrock. From an old postcard, Bulman Collection. Link.
Pilton, St. Mary. From an old postcard, Bulman Collection.
Plymouth.
Plympton, St. Maurice. From an old postcards, Geoff Watt's Collection. Link. St. Mary. From an old postcard (franked 1905), Steve Bulman's Collection. A modern view. © James Murray. Link.
Plymstock, St. Mary & All Saints. SX 517 530. © Peter Wood. Link.
Powderham, St. Clement Bishop and Martyr. © Andrew Ross.
Prescott, Baptist Church. ST 091 143. © Andrew Ross.

Ringmore, St. Nicholas. SX 924 722. © Andrew Ross.

St. Anne's Chapel, the Old Chapel, now a private residence. © James Murray.
Salcombe, Holy Trinity. © James Murray.
Shaldon.
Sheepstor, St. Leonard. The leftmost tomb within the railings contains James Brooke, the "White Rajah of Sarawak". More about him, and the church, on the link. © James Murray.
Shobrooke, St. Swithin. From an old postcard (franked 1905), Bulman Collection.
Sidmouth.
South Milton, All Saints. Interior view. Former Wesleyan Chapel, now a private residence. All © James Murray.
Starcross, St. Paul. SX 976 815. © Andrew Ross.
Stoke, St. Nectan. Previously in the "Unknown" section, thanks to Janet Gimber for identifying this church. From an old postcard, Bulman Collection. Link1. Link2.

Tavistock, St. Eustchius. © Graeme Harvey. Link.
Teignmouth.
Throwleigh, St. Mary the Virgin. SO 757 219. © Peter Wood.
Thurlestone, All Saints. From an old postcard, Bulman Collection. Modern view. Interior view (the main aisle). Side aisle. All photos © James Murray.
Topsham.
Totnes.
Torquay.

Westleigh, St. Peter. From an old postcard in Reg Dosell's Collection. Link.
Whimple, St. Mary. SY 044 972. © Andrew Ross.
Wolborough, St. Mary. SX 857 702. © Andrew Ross. Another view. Interior view. Both © John Hawkins. Newton Abbot Cemetery Chapel, off Old Totnes Rd. SX 852 701. © Andrew Ross.

Yealmpton, St. Bartholomew. 202 SX 577 517. Link1. Link2. Community Methodist Church. 202 SX 580 514. Link1. Link2. Both © Dave Westrap.
Yelverton, St. Paul. Holy Cross (R.C.). Rock Methodist Church. All © James Murray.