OK. I've got a hex dump. Here's what the file looks like in a text editor:

Importance,"First Name","Middle Name","Last Name","Full Name",Company,
+Department,"Job Title","Street (b.)","City (b.)","State (b.)","ZIP Co
+de (b.)","Country/Region (b.)","Home Phone","Business Phone","Mobile 
+Phone","Business Phone 2","Business Phone 3","Business Phone 4","Busi
+ness Fax","Business Web Page","Street (h.)","City (h.)","State (h.)",
+"ZIP Code (h.)","Country/Region (h.)","Home Phone 2","Home Phone 3","
+Home Phone 4","Home Fax","Personal Web Page","Mobile Phone 2","Mobile
+ Phone 3","Mobile Phone 4",E-mail,"E-mail 2","E-mail 3","E-mail 4",x,
+y,z,w,Office,Supervisor,Assistant,Salutation,Nickname,Gender,Spouse,B
+irthday,Anniversary,Family,Hobbies,Specialty,Strengths,Personality,No
+tes,"Custom 2","Custom 3","Custom 4","Custom 5","Custom 6","Custom 7"
+,"Custom 8",Comment,Group,"Birthday Reminder On/Off","Anniversary Rem
+inder On/Off"
Normal,,,,"A-1 Heating and Cooling","A-1 Heating and Cooling",,,"PO Bo
+x 94",Newport,Virginia,24128,"United States",,544-7810,,,,,,,,,,,"Uni
+ted States",,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,"953-1513
Scott - service mgr - cell 540 357 2816","Emergency  contacts",No,No
[download]

And here's the hex dump of it

EF BB BF 49 6D 70 6F 72 74 61 6E 63 65 2C 22 46 69 72 73 74 20 4E 61 6
+D 65 22 2C 22 4D 69 64 64 6C 65 20 4E 61 6D 65 22 2C 22 4C 61 73 74 2
+0 4E 61 6D 65 22 2C 22 46 75 6C 6C 20 4E 61 6D 65 22 2C 43 6F 6D 70 6
+1 6E 79 2C 44 65 70 61 72 74 6D 65 6E 74 2C 22 4A 6F 62 20 54 69 74 6
+C 65 22 2C 22 53 74 72 65 65 74 20 28 62 2E 29 22 2C 22 43 69 74 79 2
+0 28 62 2E 29 22 2C 22 53 74 61 74 65 20 28 62 2E 29 22 2C 22 5A 49 5
+0 20 43 6F 64 65 20 28 62 2E 29 22 2C 22 43 6F 75 6E 74 72 79 2F 52 6
+5 67 69 6F 6E 20 28 62 2E 29 22 2C 22 48 6F 6D 65 20 50 68 6F 6E 65 2
+2 2C 22 42 75 73 69 6E 65 73 73 20 50 68 6F 6E 65 22 2C 22 4D 6F 62 6
+9 6C 65 20 50 68 6F 6E 65 22 2C 22 42 75 73 69 6E 65 73 73 20 50 68 6
+F 6E 65 20 32 22 2C 22 42 75 73 69 6E 65 73 73 20 50 68 6F 6E 65 20 3
+3 22 2C 22 42 75 73 69 6E 65 73 73 20 50 68 6F 6E 65 20 34 22 2C 22 4
+2 75 73 69 6E 65 73 73 20 46 61 78 22 2C 22 42 75 73 69 6E 65 73 73 2
+0 57 65 62 20 50 61 67 65 22 2C 22 53 74 72 65 65 74 20 28 68 2E 29 2
+2 2C 22 43 69 74 79 20 28 68 2E 29 22 2C 22 53 74 61 74 65 20 28 68 2
+E 29 22 2C 22 5A 49 50 20 43 6F 64 65 20 28 68 2E 29 22 2C 22 43 6F 7
+5 6E 74 72 79 2F 52 65 67 69 6F 6E 20 28 68 2E 29 22 2C 22 48 6F 6D 6
+5 20 50 68 6F 6E 65 20 32 22 2C 22 48 6F 6D 65 20 50 68 6F 6E 65 20 3
+3 22 2C 22 48 6F 6D 65 20 50 68 6F 6E 65 20 34 22 2C 22 48 6F 6D 65 2
+0 46 61 78 22 2C 22 50 65 72 73 6F 6E 61 6C 20 57 65 62 20 50 61 67 6
+5 22 2C 22 4D 6F 62 69 6C 65 20 50 68 6F 6E 65 20 32 22 2C 22 4D 6F 6
+2 69 6C 65 20 50 68 6F 6E 65 20 33 22 2C 22 4D 6F 62 69 6C 65 20 50 6
+8 6F 6E 65 20 34 22 2C 45 2D 6D 61 69 6C 2C 22 45 2D 6D 61 69 6C 20 3
+2 22 2C 22 45 2D 6D 61 69 6C 20 33 22 2C 22 45 2D 6D 61 69 6C 20 34 2
+2 2C 78 2C 79 2C 7A 2C 77 2C 4F 66 66 69 63 65 2C 53 75 70 65 72 76 6
+9 73 6F 72 2C 41 73 73 69 73 74 61 6E 74 2C 53 61 6C 75 74 61 74 69 6
+F 6E 2C 4E 69 63 6B 6E 61 6D 65 2C 47 65 6E 64 65 72 2C 53 70 6F 75 7
+3 65 2C 42 69 72 74 68 64 61 79 2C 41 6E 6E 69 76 65 72 73 61 72 79 2
+C 46 61 6D 69 6C 79 2C 48 6F 62 62 69 65 73 2C 53 70 65 63 69 61 6C 7
+4 79 2C 53 74 72 65 6E 67 74 68 73 2C 50 65 72 73 6F 6E 61 6C 69 74 7
+9 2C 4E 6F 74 65 73 2C 22 43 75 73 74 6F 6D 20 32 22 2C 22 43 75 73 7
+4 6F 6D 20 33 22 2C 22 43 75 73 74 6F 6D 20 34 22 2C 22 43 75 73 74 6
+F 6D 20 35 22 2C 22 43 75 73 74 6F 6D 20 36 22 2C 22 43 75 73 74 6F 6
+D 20 37 22 2C 22 43 75 73 74 6F 6D 20 38 22 2C 43 6F 6D 6D 65 6E 74 2
+C 47 72 6F 75 70 2C 22 42 69 72 74 68 64 61 79 20 52 65 6D 69 6E 64 6
+5 72 20 4F 6E 2F 4F 66 66 22 2C 22 41 6E 6E 69 76 65 72 73 61 72 79 2
+0 52 65 6D 69 6E 64 65 72 20 4F 6E 2F 4F 66 66 22 0D 0A 4E 6F 72 6D 6
+1 6C 2C 2C 2C 2C 22 41 2D 31 20 48 65 61 74 69 6E 67 20 61 6E 64 20 4
+3 6F 6F 6C 69 6E 67 22 2C 22 41 2D 31 20 48 65 61 74 69 6E 67 20 61 6
+E 64 20 43 6F 6F 6C 69 6E 67 22 2C 2C 2C 22 50 4F 20 42 6F 78 20 39 3
+4 22 2C 4E 65 77 70 6F 72 74 2C 56 69 72 67 69 6E 69 61 2C 32 34 31 3
+2 38 2C 22 55 6E 69 74 65 64 20 53 74 61 74 65 73 22 2C 2C 35 34 34 2
+D 37 38 31 30 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 22 55 6E 69 74 65 64 2
+0 53 74 61 74 65 73 22 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2
+C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2C 2
+C 22 EF BB BF 39 35 33 2D 31 35 31 33 0D 0A 53 63 6F 74 74 20 2D 20 7
+3 65 72 76 69 63 65 20 6D 67 72 20 2D 20 63 65 6C 6C 20 35 34 30 20 3
+3 35 37 20 32 38 31 36 22 2C 22 45 6D 65 72 67 65 6E 63 79 20 20 63 6
+F 6E 74 61 63 74 73 22 2C 4E 6F 2C 4E 6F 0D 0A 4E 6F 72 6D 61 6C 2C 2
+C 2C 2C 22 41 62 69 6E 67 64 6F 6E 20 45 71 75 69 70 6D 65 6E 74 22 2
+C 22
[download]

Notice, from the dump that there another EFBBBF toward the end of the file. And: I tried to brute force it and it didn't work!! I did the

$line =~ s/\xef\xbb\xbf//
[download]

and it didn't remove the characters! I'll try again...