Strong's #2564: kaleo (pronounced kal-eh'-o)
 akin to the base of 2753; to "call" (properly, aloud, but used in a variety of applications, directly or otherwise):--bid, call (forth), (whose, whose sur-)name (was (called)).
Thayer's Greek Lexicon:
 ́ 
 
  kaleō 
 
 1) to call
 
 1a) to call aloud, utter in a loud voice
 1b) to invite
 
 2) to call, i.e. to name, by name
 
 2a) to give a name to
 
 2a1) to receive the name of, receive as a name
 2a2) to give some name to one, call his name
 
 2b) to be called, i.e. to bear a name or title (among men)
 2c) to salute one by name
 
  Part of Speech: verb
Relation: akin to the base of G2753
  Citing in TDNT: 3:487, 394
 
Usage:
This word is used 146 times:
1 Corinthians 7:15: "such cases: but God  hath called us to peace."
1 Corinthians 7:17: "as the Lord  hath called every one, so let him walk. And"
1 Corinthians 7:18: "Is any man  called being circumcised? let him not become uncircumcised. Is any called in"
1 Corinthians 7:18: "let him not become uncircumcised. Is any  called in uncircumcision? let him not be circumcised."
1 Corinthians 7:20: "abide in the same calling wherein  he was called."
1 Corinthians 7:21: " Art thou called being a servant? care not for it: but if thou mayest"
1 Corinthians 7:22: "For  he that is called in the Lord, being a servant, is the Lord's freeman:"
1 Corinthians 7:22: "freeman: likewise also  he that is called, being free, is Christ's servant."
1 Corinthians 7:24: "Brethren, let every man, wherein  he is called, therein abide"
1 Corinthians 10:27: "If any of them that believe not  bid you to a feast, and ye be disposed to go;"
1 Corinthians 15:9: "am not meet  to be called an apostle, because I persecuted the"
Galatians 1:6: "soon removed from  him that called you into the grace of Christ"
Galatians 1:15: "mother's womb, and  called me by his grace,"
Galatians 5:8: "This persuasion cometh not of  him that calleth you."
Galatians 5:13: "For, brethren, ye  have been called unto liberty; only use not"
Ephesians 4:1: "of the vocation wherewith  ye are called,"
Ephesians 4:4: "one Spirit, even as  ye are called in one hope of your"
Colossians 3:15: "to the which also  ye are called in one body; and"
1 Thessalonians 2:12: "would walk worthy of God,  who hath called you unto his kingdom"
1 Thessalonians 4:7: "For God hath not  called us unto uncleanness, but"
1 Thessalonians 5:24: "Faithful  is he that calleth you, who also will do"
2 Thessalonians 2:14: "Whereunto  he called you by our gospel, to"
1 Timothy 6:12: "life, whereunto thou art also  called, and hast professed a good"
2 Timothy 1:9: "Who hath saved us, and  called us with a holy calling, not according"
Hebrews 2:11: "cause he is not ashamed  to call them brethren,"
Hebrews 3:13: "daily, while it  is called Today;"
Hebrews 5:4: "taketh this honor unto himself, but  he that is called of God, as"
Hebrews 9:15: "transgressions that were under the first testament,  they which are called might receive the"
Hebrews 11:8: "By faith Abraham,  when he was called to go out into a place which he should after"
Hebrews 11:18: "Isaac shall thy seed  be called:"
James 2:23: "for righteousness: and  he was called the Friend of God."
1 Peter 1:15: "But as  he which hath called you is holy, so be ye"
1 Peter 2:9: "ye should show forth the praises of him  who hath called you out of darkness"
1 Peter 2:21: "For even hereunto  were ye called: because Christ also suffered"
1 Peter 3:6: "Sarah obeyed Abraham,  calling him lord: whose daughters"
1 Peter 3:9: "knowing that ye are thereunto  called, that ye should inherit a blessing."
1 Peter 5:10: "God of all grace,  who hath called us unto his eternal"
2 Peter 1:3: "through the knowledge  of him that hath called us to glory and"
1 John 3:1: "hath bestowed upon us, that  we should be called the sons of God: therefore"
Revelation 1:9: "in the isle  that is called Patmos, for the word"
Revelation 11:8: "city, which spiritually  is called Sodom and Egypt, where"
Revelation 12:9: "was cast out, that old serpent,  called the Devil, and Satan, which deceiveth"
Revelation 16:16: "he gathered them together into a place  called in the Hebrew tongue Armageddon."
Revelation 19:9: "unto me, Write, Blessed  are they which are called unto the marriage supper"
Revelation 19:11: "he that sat upon him  was called Faithful and True, and"
Revelation 19:13: "and his name  is called The Word of God."