Sewing Machine Research
ISMACS International
International Sewing Machine Collectors' Society

Singer Sewing Machine Serial Number Database

Serial Numbers Beginning with: EN

Letter Register Numbers
From - To
Machine Class
(Model No.)
Quantity Allotted Date Allotted Year Allotted Notes
EN- 000001 060000 246K 1000 January 7 1958
EN- 001001 011000 128K 10000 January 7 1958
EN- 011001 013000 451K125 2000 January 7 1958
EN- 013001 013001 6K 1 January 8 1958
EN- 013002 013011 133K 10 January 8 1958
EN- 013012 063011 99K 50000 January 23 1958
EN- 063012 068011 31K 5000 January 23 1958
EN- 068012 073011 103K 5000 February 4 1958
EN- 073012 073012 14K 1 February 11 1958
EN- 073013 088012 201K 15000 February 12 1958
EN- 088013 089512 29K 1500 February 12 1958
EN- 089513 109512 128K 20000 February 13 1958
EN- 109513 111512 246K 2000 February 23 1958
EN- 111513 131512 306K 20000 February 23 1958
EN- 131513 132012 45K 500 February 23 1958
EN- 132013 132512 135K 500 February 23 1958
EN- 132513 134012 29K 1500 February 23 1958
EN- 134013 134512 95K 500 February 23 1958
EN- 134513 139512 222K 5000 March 17 1958
EN- 139513 139513 14K 1 March 25 1958
EN- 139514 140113 95K 600 March 25 1958
EN- 140114 155113 201K29 15000 March 27 1958
EN- 155114 205113 99K 50000 April 9 1958
EN- 205114 235113 15K110 & 191K 30000 April 9 1958
EN- 235114 367121 133K 20 April 15 1958 LONG ARM
EN- 235134 238133 221K 3000 April 17 1958
EN- 238134 238333 96K 200 May 1 1958
EN- 238334 243333 31K 5000 May 1 1958
EN- 243334 423333 306K & 319K 180000 May 1 1958
EN- 423334 443333 128K 20000 May 1 1958
EN- 443334 443833 81K 500 May 6 1958
EN- 443834 445333 49K 1500 May 22 1958
EN- 445334 460333 201K23 15000 May 22 1958
EN- 460334 461333 451K21-25 1000 May 23 1958
EN- 461334 511333 99K 50000 June 24 1958
EN- 511334 541333 15K110 & 191K 30000 June 24 1958
EN- 541334 566333 128K 25000 June 24 1958
EN- 566334 616333 306K 319K 50000 June 24 1958
EN- 616334 617333 45K 1000 June 24 1958
EN- 617334 632333 201K 15000 June 24 1958
EN- 632334 634333 451K25 2000 July 2 1958
EN- 634334 649333 201K 15000 August 4 1958 ALUM
EN- 649334 699333 306K 319K 50000 August 4 1958
EN- 699334 724333 128K 25000 August 4 1958
EN- 724334 754333 15K110 & 191K 30000 August 4 1958
EN- 754334 804333 99K 185K 50000 August 4 1958
EN- 804334 805333 29K 1000 August 4 1958
EN- 805334 810833 31K 5500 August 4 1958
EN- 810834 811833 451K21-25 1000 September 9 1958
EN- 811834 813833 246K 2000 September 9 1958
EN- 813834 821833 196K 8000 September 16 1958
EN- 821834 826833 320K 5000 October 8 1958
EN- 826834 829333 221K 2500 October 27 1958
EN- 829334 864333 192K 35000 November 13 1958
EN- 864334 914333 185K 99K 50000 December 5 1958
EN- 914334 944333 15K110 & 191K 30000 December 5 1958
EN- 944334 969333 128K 25000 December 5 1958
EN- 969334 969833 29K 500 December 5 1958
EN- 969834 970333 451K21-25 500 December 10 1958
EN- 970334 970833 451K 500 January 14 1959
EN- 970834 971333 81K 500 January 16 1959
EN- 971334 971353 133K 20 January 20 1959
EN- 971354 978853 185K 7500 January 26 1959
EN- 978854 978873 96K 20 January 26 1959
EN- 978874 985873 15K80-88 7000 January 26 1959
EN- 985874 990873 188K 5000 February 13 1959
EN- 990874 995873 320K 5000 February 13 1959
EN- 995874 996873 29K 1000 February 24 1959
EN- 996874 997373 132K 500 February 25 1959
EN- 997374 997873 133K 500 February 25 1959
EN- 997874 998373 45K 500 February 25 1959
EN- 998374 998873 172K 500 February 25 1959
EN- 998874 999873 246K 1000 February 25 1959
EN- 999874 999999 15K 126 February 25 1959 C/S